<html>
<body>
    <table border="0" cellpadding="3">
        <tr>
            <td bgcolor="#cccccc" align="center">Distance</td>
            <td bgcolor="#cccccc" align="center">Cost</td>
        </tr>
        
        <?php 
        $distance = 50;
        while ($distance <= 250) {
            echo "<tr>
                  <td align=\"right\">".$distance."</td>
                  <td align=\"right\">".($distance / 10)."</td>
                  </tr>\n";

            $distance += 50;
        }

        ?>
    </table>
</html>
